1  #ifndef _SYS_WAIT_H
       2  #include <posix/sys/wait.h>
       3  
       4  #ifndef _ISOMAC
       5  /* Now define the internal interfaces.  */
       6  extern __pid_t __waitpid (__pid_t __pid, int *__stat_loc,
       7  			  int __options);
       8  libc_hidden_proto (__waitpid)
       9  extern int __waitid (idtype_t idtype, id_t id, siginfo_t *infop, int options);
      10  
      11  extern __pid_t __libc_wait (int *__stat_loc);
      12  extern __pid_t __wait (int *__stat_loc);
      13  extern __pid_t __wait3 (int *__stat_loc,
      14  			int __options, struct rusage * __usage);
      15  extern __pid_t __wait4 (__pid_t __pid, int *__stat_loc,
      16  			int __options, struct rusage *__usage)
      17  			attribute_hidden;
      18  libc_hidden_proto (__wait4);
      19  #endif
      20  #endif